Restrict access to particular programs on your Mac by protecting them with a password. Drag the applications you want to lock onto the Locked Applications tab and tweak the settings to automatically quit protected apps when your Mac wakes up from the sleeping mode.
Download of iLock 3.2 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. ILock for Mac lies within Security Tools, more precisely Personal Security. This application can be installed on Mac OS X 10.7 or later.
Ilock.dmg is the common file name to indicate this application's installer. The most popular versions of the application are 1.3 and 1.2. This Mac app is an intellectual property of OSXBytes. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
iLock password-protects any OS X application from unauthorized usage without modifying anything in your system settings and/or applications. It is safe to use!
You may want to check out more Mac applications, such as PassDirector, AllSecure or FileWard, which might be related to iLock.